package com.itheima.demo05;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.InetAddress;
import java.net.MulticastSocket;

public class Receive02 {
    public static void main(String[] args) throws IOException {
        MulticastSocket ms = new MulticastSocket(10002);
        DatagramPacket dp = new DatagramPacket(new byte[1024],1024);
        ms.joinGroup(InetAddress.getByName("224.0.1.2"));
        ms.receive(dp);
        byte[] data = dp.getData();
        int length = data.length;
        System.out.println(new String(data,0,length));
        ms.close();
    }
}
